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The number of rooms at Hotel G is 10 less than twice the number of rooms at Hotel 11. If the total number of rooms at Hotel G and Hotel H is 425 , what is the number of rooms at Hotel G?

Correct Answer: 280
1st condition, G = 2H - 102nd condition, G + H = 425 H = 425 - GNow, G = 2(425 - G) - 10 G = 850 - 2G - 10 G + 2G = 840 3G = 840 G = 280

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